<template>
  <div class="my-tag">
    <input
      class="input"
      type="text"
      placeholder="输入标签"
      v-if="isShow"
      v-focus
      @blur="isShow = false"
      v-model="inputTag"
      @keydown.enter="changeTag"
    />
    <div @dblclick="isShow = !isShow" v-else class="text">{{ value }}</div>
  </div>
</template>

<script>
export default {
  name: "MyTag",
  props: {
    value: {
      type: String,
      required: true,
    },
  },
  data() {
    return {
      isShow: false,
      inputTag: "",
    };
  },
  methods:{
    changeTag(){
        this.$emit('input', this.inputTag);
        this.isShow=false
    }
  }
};
</script>

<style lang="less" scoped>
// yarn add less less-loader -D
.my-tag {
  cursor: pointer;
  .input {
    appearance: none;
    outline: none;
    border: 1px solid #ccc;
    width: 100px;
    height: 40px;
    box-sizing: border-box;
    padding: 10px;
    color: #666;
    &::placeholder {
      color: #666;
    }
  }
}

</style>